removed min_count arg

Co-authored-by: Joris Van den Bossche <[email protected]>

Author: Akshatt

pandas/core/array_algos/masked_reductions.py

@@ -102,7 +102,7 @@ def max(values: np.ndarray, mask: np.ndarray, skipna: bool = True):
     return _minmax(np.max, values=values, mask=mask, skipna=skipna)
 
 
-def mean(values: np.ndarray, mask: np.ndarray, skipna: bool = True, min_count: int = 0):
+def mean(values: np.ndarray, mask: np.ndarray, skipna: bool = True):
     return _sumprod(
         np.sum, values=values, mask=mask, skipna=skipna, min_count=min_count
     ) / np.count_nonzero(~mask)